Cita APA (7a ed.)

Sibley, D. A. (1981). Outsiders in urban societies. St. Martin's Pr.

Cita Chicago Style (17a ed.)

Sibley, David Allen. Outsiders in Urban Societies. New York: St. Martin's Pr, 1981.

Cita MLA (8a ed.)

Sibley, David Allen. Outsiders in Urban Societies. St. Martin's Pr, 1981.